"54kg " CNS Standards List| Marking Content | Information technology | Method Ultrasonic | General Rules | Method sulphur | Method Test | Hand held | Hatch Battens | |
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CNS 14828
2020 Edition Proficiency testing by interlaboratory comparisons(replaced by CNS 17043) 54kg普通鋼軌之剖面 |
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CNS 14827
2017 Edition Profiles of 54kg steel rails 60kg普通鋼軌之剖面 |
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